release-linux-x86.yml

name: release-linux-x86.yml

on:
  push:
    tags:
      - 'v*'
  workflow_dispatch:

permissions:
  contents: write

jobs:
  build-linux-x86:
    name: Build Linux 32-bit (Debian)
    runs-on: ubuntu-22.04
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: 22

      - name: Install Rust stable
        uses: dtolnay/rust-toolchain@stable
        with:
          targets: i686-unknown-linux-gnu

      - name: Rust cache
        uses: swatinem/rust-cache@v2
        with:
          workspaces: './src-tauri -> target'

      - name: Enable i386 architecture & install multilib toolchain
        run: |
          sudo dpkg --add-architecture i386
          sudo apt-get update
          sudo apt-get install -y --allow-downgrades \
            build-essential \
            patchelf \
            gcc-multilib \
            g++-multilib

      - name: Install 32-bit (i386) Tauri dependencies
        # libappindicator3-dev / libayatana-appindicator3-dev NON esistono per i386
        # (ayatana e' 64-bit only) e NON servono: MultiMDReader non ha system tray.
        run: |
          sudo apt-get install -y --allow-downgrades \
            libwebkit2gtk-4.1-dev:i386 \
            libgtk-3-dev:i386 \
            librsvg2-dev:i386 \
            libssl-dev:i386

      - name: Install frontend dependencies
        run: npm install

      - name: Build frontend
        run: npm run build

      - name: Generate Tauri icons
        run: npx tauri icon public/icon.png
        continue-on-error: true

      - name: Install Tauri Rust dependencies
        working-directory: src-tauri
        run: cargo fetch

      - name: Build Tauri app — Debian package (32-bit)
        # Solo .deb: l'AppImage i686 non e' supportata (linuxdeploy non ha build i686)
        env:
          PKG_CONFIG_ALLOW_CROSS: "1"
          PKG_CONFIG_LIBDIR: "/usr/lib/i386-linux-gnu/pkgconfig:/usr/local/share/pkgconfig:/usr/share/pkgconfig"
          PKG_CONFIG_SYSROOT_DIR: "/"
        run: npx tauri build --target i686-unknown-linux-gnu --bundles deb
        timeout-minutes: 30

      - name: List build output
        run: find src-tauri/target/i686-unknown-linux-gnu/release/bundle -type f 2>/dev/null || true
        continue-on-error: true

      - name: Upload Linux x86 artifacts
        uses: actions/upload-artifact@v4
        with:
          name: multimdreader-linux-x86-artifacts
          if-no-files-found: error
          path: |
            src-tauri/target/i686-unknown-linux-gnu/release/bundle/deb/*.deb
          retention-days: 30

      - name: Create/Update GitHub Release
        uses: softprops/action-gh-release@v2
        if: startsWith(github.ref, 'refs/tags/')
        with:
          name: 'MultiMDReader ${{ github.ref_name }}'
          body: 'See release assets below.'
          draft: false
          prerelease: false
          files: |
            src-tauri/target/i686-unknown-linux-gnu/release/bundle/deb/*.deb
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

  build-arch-x86:
    name: Build Arch Linux Package (x86)
    runs-on: ubuntu-latest
    needs: build-linux-x86
    steps:
      - name: Download Linux x86 artifacts
        uses: actions/download-artifact@v4
        with:
          name: multimdreader-linux-x86-artifacts
          path: artifacts/

      - name: Build Arch package (x86)
        uses: addnab/docker-run-action@v3
        with:
          image: archlinux:latest
          options: -v ${{ github.workspace }}/artifacts:/artifacts
          run: |
            set -e
            pacman -Syu --noconfirm
            pacman -S --noconfirm base-devel binutils fakeroot sudo dpkg
            mkdir -p /tmp/multimdreader-pkg/src
            # Estrai il binario a 32-bit dal .deb (non esiste AppImage i686)
            DEB=$(find /artifacts/ -name "*.deb" | head -1)
            if [ -z "$DEB" ]; then echo "ERROR: No .deb found"; exit 1; fi
            dpkg-deb -x "$DEB" /tmp/extract
            BIN=$(find /tmp/extract -type f -path "*/bin/*" | head -1)
            if [ -z "$BIN" ]; then BIN=$(find /tmp/extract -type f -perm -111 ! -name "*.so*" | head -1); fi
            if [ -z "$BIN" ]; then echo "ERROR: No executable found inside .deb"; exit 1; fi
            cp "$BIN" /tmp/multimdreader-pkg/src/MultiMDReader
            chmod +x /tmp/multimdreader-pkg/src/MultiMDReader
            # File .desktop (attenzione: tutto indentato a 12 spazi, anche il terminatore)
            cat > /tmp/multimdreader-pkg/src/multimdreader.desktop << 'DESKTOPEOF'
            [Desktop Entry]
            Name=MultiMDReader
            Comment=Cross-Platform Markdown Reader
            Exec=multimdreader %F
            Icon=multimdreader
            Terminal=false
            Type=Application
            Categories=Office;TextEditor;Viewer;
            MimeType=text/markdown;text/x-markdown;
            DESKTOPEOF
            TAG="${{ github.ref_name }}"
            VERSION="${TAG#v}"
            [ -z "$VERSION" ] || [ "$VERSION" = "$TAG" ] && VERSION="0.0.6"
            cat > /tmp/multimdreader-pkg/PKGBUILD << 'PKGBUILDEOF'
            pkgname=multimdreader-bin
            pkgver=PLACEHOLDER
            pkgrel=1
            pkgdesc="A cross-platform Markdown file reader — 32-bit binary (i386)"
            arch=('i686')
            url="https://github.com/PiBOH/multimdreader"
            license=('MIT')
            depends=('webkit2gtk-4.1' 'gtk3')
            provides=('multimdreader')
            conflicts=('multimdreader')
            source=("MultiMDReader" "multimdreader.desktop")
            sha256sums=('SKIP' 'SKIP')
            package() {
                install -Dm755 "$srcdir/MultiMDReader" "$pkgdir/usr/bin/multimdreader"
                install -Dm644 "$srcdir/multimdreader.desktop" "$pkgdir/usr/share/applications/multimdreader.desktop"
            }
            PKGBUILDEOF
            sed -i "s/pkgver=PLACEHOLDER/pkgver=$VERSION/" /tmp/multimdreader-pkg/PKGBUILD
            cd /tmp/multimdreader-pkg
            useradd -m builduser
            echo "builduser ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers
            chown -R builduser:builduser /tmp/multimdreader-pkg
            su - builduser -c "cd /tmp/multimdreader-pkg && makepkg -sf --noconfirm --ignorearch"
            find /tmp/multimdreader-pkg -name "*.pkg.tar.zst" -exec cp {} /artifacts/ \;

      - name: Upload Arch x86 package
        uses: actions/upload-artifact@v4
        with:
          name: multimdreader-arch-x86-package
          path: artifacts/*.pkg.tar.zst
          retention-days: 30

      - name: Create/Update GitHub Release with Arch x86 package
        uses: softprops/action-gh-release@v2
        if: startsWith(github.ref, 'refs/tags/')
        with:
          name: 'MultiMDReader ${{ github.ref_name }}'
          body: 'See release assets below.'
          draft: false
          prerelease: false
          files: artifacts/*.pkg.tar.zst
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}